Question

In: Economics

Which of the following functions don’t have unit elasticity at P = 6? a. Demand: Qd...

Which of the following functions don’t have unit elasticity at P = 6?

a.

Demand: Qd = 24 - 2 P

b.

Demand: Qd = 10/P

c.

Demand: log Qd = 100 - 3 log P

d.

Supply: Qs = 5 P

For the function Q = AKαLβ which of the following statements are not true?

a.

Marginal Product of Capital (MPK) = αQ / K

b.

Marginal Product of Labour (MPL) = AαKα-1Lβ

c.

Marginal rate of substitution of capital for labour (MRS) = |dK / dL|

d.

δQ/δL = AβKαLβ-1

For the demand function Q1 = 10 - 8 P1 + P2 + 0.01Y which of the following statements are true?

a.

δQ1 / δP1 = -8 + P2 + 0.01Y

b.

dQ1 / δY = 0.01

c.

δQ1 / δP2 = P2

d.

δQ1 / δP1 = 8

For the following total cost function, find marginal cost (MC), average total cost (ATC) and average variable cost (AVC) and then decide which of the following are true. TC = 0.1Q3 - 4Q2 + 80Q + 150 doesn’t implies

a.

MC = 0.3Q2 - 8Q + 80

b.

ATC = 0.1Q2 - 4Q + 80

c.

AVC = 0.1Q2 - 4Q + 80

d.

MC=AVC at Q=20

Solutions

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